Monthly Archives: September 2019

Lusternik–Schnirelmann category; a prelude to Topological complexity

In Encyclopedia Britannica came: Prelude, musical composition, usually brief, that is generally played as an introduction to another, larger musical piece. So i used this special word because of my special feelings on beauty of Topological Complexity notion; that this homotopy invariant sound like a glorious classical music to me! Lusternik–Schnirelmann category In 2003 a book published… Read More »